Note - Blast analyses are based on comparisons of the phosphosites and the bordering four amino acids on each side of these phosphosites.

Phosphosite
Human Protein:	PIK3R1
Human P-Site:	S628
P-Site Sequence:	EKTWNVGSSNRNKAE
UniProt:	P27986
Intern. Prot. ID:	IPI00021448

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	PIK3R1	P27986	S628	EKTWNVGSSNRNKAE	100 / 9 AA	84
Phosphosite 1:	PIK3R1	P27986	S629	KTWNVGSSNRNKAEN	100 / 8 AA	84
Phosphosite 2:	FGA	P02671	S364	TGTWNPGSSERGSAG	75 / 8 AA	95
Phosphosite 3:	NCAPD3	P42695	S1474	PQQWNVRSPARNKDT	66 / 9 AA	169
Phosphosite 4:	SEC61B	P60468	S13	PSGTNVGSSGRSPSK	75 / 8 AA	10
Phosphosite 5:	SEC61B	P60468	S14	SGTNVGSSGRSPSKA	75 / 8 AA	10
Phosphosite 6:	IGFN1	Q86VF2	S592	DGAEVVGSSDREAQV	71 / 7 AA	138
Phosphosite 7:	IGFN1	Q86VF2	S593	GAEVVGSSDREAQVD	71 / 7 AA	138
Phosphosite 8:	OR2W5	A6NFC9	S17	QAFILVGSSDRPGLE	83 / 6 AA	36
Phosphosite 9:	C3orf19	Q6PII3	S62	SKQNVGVSNRAEKDA	85 / 7 AA	54
Phosphosite 10:	OR2W5	A6NFC9	S18	AFILVGSSDRPGLEK	83 / 6 AA	36
Phosphosite 11:	PSG11	Q9UQ72	S224	CEIWNSGSASRSDPV	55 / 9 AA	37
Phosphosite 12:	PCNX	Q96RV3	S144	TPPVGCSSRNSYAGL	71 / 7 AA	259
Phosphosite 13:	MKRNP5	Q13434	T442	PQRQQVGTSSRNPGQ	71 / 7 AA	53
Phosphosite 14:	EIF2B4	Q9UI10	S290	EITSVGSSKREEEAK	62 / 8 AA	58
Phosphosite 15:	MKRNP5	Q13434	S443	QRQQVGTSSRNPGQQ	71 / 7 AA	53
Phosphosite 16:	PCNX	Q96RV3	S143	ATPPVGCSSRNSYAG	71 / 7 AA	259
Phosphosite 17:	PUS1	Q9Y606	S106	GMQRNVGSSQFKTIE	83 / 6 AA	47
Phosphosite 18:	OBSCN	Q5VST9	S2780	GGKTVGSSSRFQATR	71 / 7 AA	868
Phosphosite 19:	HAUS6	Q7Z4H7	S471	LSQSVSSSDRNSVTV	62 / 8 AA	109
Phosphosite 20:	USP53	Q70EK8	S414	KFPTDNISSSNRSHS	71 / 7 AA	121